100022020120120 has 128 divisors (see below), whose sum is σ = 273070906767360. Its totient is φ = 32188067112960.

The previous prime is 100022020120079. The next prime is 100022020120123. The reversal of 100022020120120 is 21021020220001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 100022020120120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100022020120123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26881186 + ... + 30375025.

It is an arithmetic number, because the mean of its divisors is an integer number (2133366459120).

Almost surely, 2^{100022020120120} is an apocalyptic number.

100022020120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100022020120120 is an abundant number, since it is smaller than the sum of its proper divisors (173048886647240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100022020120120 is a wasteful number, since it uses less digits than its factorization.

100022020120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57256613 (or 57256609 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100022020120120 its reverse (21021020220001), we get a palindrome (121043040340121).

The spelling of 100022020120120 in words is "one hundred trillion, twenty-two billion, twenty million, one hundred twenty thousand, one hundred twenty".